." >> reporter: greg's parents, silver ray harris and joycie henderson, believe the couple had just hit a rough patch. >> i think it had to do with her not bein' home very often. she would take cases that would take her to new orleans and she'd work on cases till late up into the night. >> too much career goin' on for her, huh? >> yeah. and no time for him. and i think he wanted more time. >> reporter: but in the early hours of the investigation, detectives learned the fight recorded at the couple's home wasn't an isolated incident. their files showed that a 911 domestic call brought police to greg and chiquita's house two months before they got married. >> what was that all about? >> police were called out because chiquita accused greg of hitting her. from what we understand, a charge was filed against both of them. >> reporter: with that in mind, when greg sat down with investigators, the conversation became contentious, even combative. >> i loved my wife. we was trying to make this relationship work. >> you were trying to make the relationship work. >> no, we both were. >> reporter: